Which of the following quantities vary inversely as each other? The number of `x` men hired to construct a will and the time `y` takes to finish the job. The length `x` of a journey by bus and price `y` of the ticket Journey `(x\ k m)` undertaken by a car and the patrol `(y\ l i t r e s)` consumed by it.

Which of the following quantities vary directly with each other? (i) Number of articles (x) and their price (y). (ii) Weight of articles (x) and their cost (y). (iii) Distance x and time y, speed remaining the same. (iv) Wages (y) and number of hours (x) of work. (v) Speed (x) and time (y) (distance covered remaining the same) (vi) Area of a land (x) and its cost (y).

Which of the following quantities vary directly with each other? (i) Number of articles (x) and their price (y). (ii) Weight of articles (x) and their cost (y). (iii) Distance x and time y, speed remaining the same. (iv) Wages (y) and number of hours (x) of work. (v) Speed (x) and time (y) (distance covered remaining the same) (vi) Area of a land (x) and its cost (y).

Two quantities x and y are said to vary directly with each other if for some rational number k, xy = k.

In each of the following x and y vary directly with each other . Find the constant of variable . (i) y = 3x (ii) 2x=3y (iii) 9x=y (iv) y = 2x

Both x and y vary inversely with each other. When x is 10, y is 6, which of the following is not a possible pair of corresponding values of x and y?

Inverse variation if two quantities x and y vary with each other in such a manner that the product of remains constant and is positive then we say that a and b vary inversely as each other or a varies inversely as b and b varies inversely as a

Both x and y are said to vary ______ with each other if for some positive number k, xy = k.

x and y are said to vary directly with each other if for some positive number k, ______ =k.

Suppose y varies as the sum of two quantities of which one vasries directly as x and the other inversely as x. If y=6 when x=4 and y=3 1/3 when x=3 then the relation between x and y